Photo by Jack Edmonds.
My work is supported by NSF Grants IIS-1117631 and DMS-1265803 .
Here is a picture of our research group this year:
My thesis was
Berge Trigraphs and Their Applications
My Ph.D. advisor was Paul Seymour .
And this is an article about me in Popular Science.
In 2012 I was named a MacArthur Fellow